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Allow passing in a QImage to save_cover_data_to()

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This commit is contained in:
Kovid Goyal 2016-06-19 18:08:07 +05:30
parent 3b3b0795bb
commit edcc38fbb5
1 changed files with 7 additions and 3 deletions
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10
src/calibre/utils/img.py
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@ -155,10 +155,14 @@ def save_cover_data_to(data, path=None, bgcolor='#ffffff', resize_to=None, compr
The image will be resized to fit into this target size. If None the
value from the tweak is used.
'''
img, fmt = image_and_format_from_data(data)
orig_fmt = normalize_format_name(fmt)
fmt = normalize_format_name(data_fmt if path is None else os.path.splitext(path)[1][1:])
changed = fmt != orig_fmt
if isinstance(data, QImage):
img = data
changed = True
else:
img, orig_fmt = image_and_format_from_data(data)
orig_fmt = normalize_format_name(orig_fmt)
changed = fmt != orig_fmt
if resize_to is not None:
changed = True
img = img.scaled(resize_to[0], resize_to[1], Qt.IgnoreAspectRatio, Qt.SmoothTransformation)